SSM框架整合
- pom中添加依赖
- 添加编辑Spring配置文件
- 添加编辑SpringMVC配置文件
- 添加编辑Mybatis配置文件
- 配置web.xml
1、pom中添加依赖
<dependencies> <!--junit单元测试依赖--> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.11</version> <scope>test</scope> </dependency> <!--mysql驱动包依赖--> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>5.1.45</version> </dependency> <!--mybatis依赖--> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis</artifactId> <version>3.4.5</version> </dependency> <!--mybatis-generator插件依赖--> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.5</version> </dependency> <!-- spring框架依赖 --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>${spring.version}</version> </dependency> <!-- https://mvnrepository.com/artifact/org.springframework/spring-web --> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>${spring.version}</version> </dependency> <!--mybatis集成spring的依赖--> <dependency> <groupId>org.mybatis</groupId> <artifactId>mybatis-spring</artifactId> <version>1.3.0</version> </dependency> <!--c3p0--> <dependency> <groupId>com.mchange</groupId> <artifactId>c3p0</artifactId> <version>0.9.5</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-tx</artifactId> <version>${spring.version}</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jdbc</artifactId> <version>${spring.version}</version> </dependency> <!--日志--> <dependency> <groupId>log4j</groupId> <artifactId>log4j</artifactId> <version>1.2.17</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-api</artifactId> <version>2.3</version> </dependency> <dependency> <groupId>org.apache.logging.log4j</groupId> <artifactId>log4j-core</artifactId> <version>2.3</version> </dependency> <!--servlet依赖--> <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api --> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.1.0</version> <scope>provided</scope> </dependency> <!--jstl--> <!-- https://mvnrepository.com/artifact/javax.servlet.jsp.jstl/jstl --> <dependency> <groupId>jstl</groupId> <artifactId>jstl</artifactId> <version>1.2</version> </dependency> <dependency> <groupId>org.junit.jupiter</groupId> <artifactId>junit-jupiter-api</artifactId> <version>RELEASE</version> </dependency> <!--json解析依赖--> <dependency> <groupId>com.fasterxml.jackson.core</groupId> <artifactId>jackson-databind</artifactId> <version>2.5.4</version> </dependency> </dependencies>
2、添加编辑Spring配置文件
<context:component-scan base-package="com.lili"> <!--spring中排出controller--> <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"></context:exclude-filter> </context:component-scan> <context:property-placeholder location="classpath:db.properties"></context:property-placeholder> <!-- c3p0带有连接池的数据源 --> <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"> <property name="driverClass" value="${db.driver}"></property> <property name="jdbcUrl" value="${db.url}"></property> <property name="user" value="${db.username}"></property> <property name="password" value="${db.password}"></property> </bean> <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean"> <property name="configLocation" value="classpath:mybatis-config.xml"></property> <property name="mapperLocations" value="classpath:com/lili/mapper/*Mapper.xml" ></property> <property name="dataSource" ref="dataSource"></property> </bean> <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate"> <constructor-arg ref="sqlSessionFactory" index="0"></constructor-arg> </bean> <!-- 配置mybatis mapper接口 --> <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer"> <property name="basePackage" value="com.lili.dao"/> <property name="sqlSessionTemplateBeanName" value="sqlSession"/> </bean>
3、添加编辑SpringMVC配置文件
<context:component-scan base-package="com.lili.controller" annotation-config="true"> <context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/> </context:component-scan> <!--支持Json的Bean,配置ViewResolver。 可以用多个ViewResolver。 使用order属性排序。 InternalResourceViewResolver放在最后。 --> <bean class="org.springframework.web.servlet.view.ContentNegotiatingViewResolver"> <property name="order" value="1" /> <property name="defaultViews"> <list> <!-- JSON View --> <bean class="org.springframework.web.servlet.view.json.MappingJackson2JsonView"> </bean> </list> </property> </bean> 配置json格式另外方式: @ResponseBody 利用SpringMVC的Jackson插件将返回值序列化为Json. <mvc:annotation-driven> <mvc:message-converters> <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"> <property name="supportedMediaTypes"> <list> <value>application/json;charset=UTF-8</value> </list> </property> </bean> </mvc:message-converters> </mvc:annotation-driven>
4、添加配置Mybatis配置文件
<configuration> <!-- autoMappingBehavior should be set in each test case --> <!-- 配置参数 --> <settings> <!-- 使用LOG4J日志 --> <setting name="logImpl" value="LOG4J" /> </settings> </configuration>
5、配置Web.xml
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"> <!--step1:加载spring配置文件--> <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring.xml</param-value> </context-param> <!--step2;加载监听器--> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener> <!--step3:加载DispacherServlet--> <servlet> <servlet-name>dispacherservlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:springmvc.xml</param-value> </init-param> </servlet> <servlet-mapping> <servlet-name>dispacherservlet</servlet-name> <!-- 默认路径 --> <url-pattern>/</url-pattern> </servlet-mapping> </web-app>
6、注意点
- sql映射文件的命名空间namespace要与dao接口的名称保持一致
- DAO接口中方法方法名与sql映射文件中id一致
- dao接口中方法的形参加注解@Param
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